Inventor
WONG PUI KWAN
US29 patents
⚠️ This page may combine multiple inventors who share the name “WONG PUI KWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHELL OIL CO
23 patentsUS5912282AJun 15, 1999
Die attach adhesive compositions
SHELL OIL CO38 citations95
US5760337AJun 2, 1998
Thermally reworkable binders for flip-chip devices
SHELL OIL CO90 citations95
US5973052AOct 26, 1999
Die attach adhesive compositions
SHELL OIL CO18 citations92
US5840215ANov 24, 1998
Anisotropic conductive adhesive compositions
SHELL OIL CO41 citations92
US5726391AMar 10, 1998
Thermosetting Encapsulants for electronics packaging
SHELL OIL CO44 citations92
US5646193AJul 8, 1997
Process to prepare two phase foam compositions and two phase foam compositions
SHELL OIL CO30 citations89
US6221967B1Apr 24, 2001
Preformed multi-acid adducts useful for grafting polyolefin polymers
SHELL OIL CO16 citations88
US6103645AAug 15, 2000
Foam filter material and process to prepare foam filter material
SHELL OIL CO35 citations86
US6448333B1Sep 10, 2002
Polyfunctional polyolefins
SHELL OIL CO14 citations82
US4978721ADec 18, 1990
Functionalized elastomeric polymers
SHELL OIL CO10 citations74
US6147141ANov 14, 2000
Die attach adhesive compositions
SHELL OIL CO13 citations73
US5869576AFeb 9, 1999
Graft copolymerized compositions
SHELL OIL CO12 citations72
US6225419B1May 1, 2001
Polyamine with grafted vinyl polymers
SHELL OIL CO2 citations63
US6214941B1Apr 10, 2001
Water soluble polyketones
SHELL OIL CO2 citations63
US6133356AOct 17, 2000
Graft copolymerized compositions
SHELL OIL CO1 citations63
US4960956AOct 2, 1990
Modified bisphenols having at least one arylcyclobutenealkyl moiety and cured products therefrom
SHELL OIL CO2 citations63
US6515174B2Feb 4, 2003
Preformed multi-acid adducts useful for grafting polyolefin polymers
SHELL OIL CO1 citations60
US6114588ASep 5, 2000
Hydroformylation of alpha-alcohol-diolefins to dialcohols
SHELL OIL CO3 citations56
US5955563ASep 21, 1999
Water soluble polyketones
SHELL OIL CO4 citations54
US6217702B1Apr 17, 2001
Graft copolymerized compositions
SHELL OIL CO0 citations52
US6201075B1Mar 13, 2001
Graft copolmerized compositions
SHELL OIL CO0 citations52
US4943665AJul 24, 1990
Modified bisphenols containing arylcyclobutenealkyl ethers and cured compositions therefrom
SHELL OIL CO1 citations52
US5973174AOct 26, 1999
Preparation of transition metal catalysts from phosphonium salts
SHELL OIL CO0 citations46
PROCTER & GAMBLE
4 patentsUS6231960B1May 15, 2001
Biodegradable and/or compostable polymers made from conjugated dienes such as isoprene and 2,3-dimethyl-1,3-butadiene
PROCTER & GAMBLE37 citations92
US5767168AJun 16, 1998
Biodegradable and/or compostable polymers made from conjugated dienes such as isoprene and 2,3-dimethyl-1, 3-butadiene
PROCTER & GAMBLE25 citations92
US5922780AJul 13, 1999
Crosslinked polymers made from 1,3,7-octatriene and like conjugated polyenes
PROCTER & GAMBLE30 citations91
US5863958AJan 26, 1999
Absorbent article containing a foam comprising crosslinked polymers made from 1,3,7-octatriene and like conjugated polyenes
PROCTER & GAMBLE44 citations91